Final answer:
The Allegory of Law and Grace by Lucas Cranach the Elder functioned as a visual representation of Protestant Reformation principles, contrasting salvation through the Law with salvation through divine grace, and helped spread Protestant ideas.
Step-by-step explanation:
Function of the Allegory of Law and Grace Artwork
The Allegory of Law and Grace woodcut and letterpress artwork created by Lucas Cranach the Elder serves as a visual explanation of the concepts fundamental to the Protestant Reformation.
Specifically, it illustrates the difference between salvation through adherence to the Law, as depicted by a sinner being chased by the devil into hell on the left, and salvation through divine grace, represented by John the Baptist showing Christ to the sinner on the right.
This woodcut, therefore, functions to visually depict the benefits of Protestantism and to persuade viewers with the agenda of the Protestant Reformation, closely aligning with Martin Luther's teachings about grace as the sole means of salvation.
Furthermore, this piece contributed to the spread of Reformation ideas through the medium of printmaking, which allowed for wide circulation of the image. It also demonstrates the move away from embellished Catholic representations of religious scenes towards more clear and theologically focused narratives that were characteristic of Protestant art during the Reformation period.